A Wells Fargo branch is seen in the Chicago suburb of Evanston, Illinois, U.S. on February 10, 2015. REUTERS/Jim Young/File Photo

Model plane builder Otto Dieffenbach III makes his remote control plane resembling Donald Trump release fake money as it flies over the beach next to a similar plane resembling Hillary Clinton in Carlsbad, California. REUTERS/Mike Blake

11-Year-old Millie March wears socks with the image of Republican presidential nominee Donald Trump on them at a Trump campaign event at the Trump International Hotel in Washington, D.C., U.S., September 16, 2016. REUTERS/Mike Segar

Republican presidential nominee Donald Trump walks away from the podium after stating that he believes U.S. President Barack Obama was born in the United States at a campaign event at the Trump International Hotel in Washington, D.C., U.S., September 16, 2016. REUTERS/Mike Segar

Democratic nominee Hillary Clinton's campaign plane flies over New York city, U.S., September 16, 2016. REUTERS/Carlos Barria

U.S. Democratic presidential candidate Hillary Clinton waves as she boards her campaign plane in Washington, U.S., September 16, 2016. REUTERS/Carlos Barria

Republican presidential nominee Donald Trump walks throughthe atrium of his new Trump International Hotel in Washington, D.C., U.S., September 16, 2016. REUTERS/Mike Segar

A supporter of Donald Trump stands in the audience at a campaign rally in Laconia, New Hampshire. REUTERS/Mike Segar